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We introduce the structured scene-text spotting task, which requires a scene-text OCR system to spot text in the wild according to a query regular expression. Contrary to generic scene text OCR, structured scene-text spotting seeks to…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Sergi Garcia-Bordils , Dimosthenis Karatzas , Marçal Rusiñol

Multi-modal models have shown appealing performance in visual recognition tasks, as free-form text-guided training evokes the ability to understand fine-grained visual content. However, current models cannot be trivially applied to scene…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Yongkun Du , Zhineng Chen , Yuchen Su , Caiyan Jia , Yu-Gang Jiang

Previous approaches for scene text detection usually rely on manually defined sliding windows. This work presents an intuitive two-stage region-based method to detect multi-oriented text without any prior knowledge regarding the textual…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Linjie Deng , Yanxiang Gong , Yi Lin , Jingwen Shuai , Xiaoguang Tu , Yuefei Zhang , Zheng Ma , Mei Xie

Text image super-resolution is a unique and important task to enhance readability of text images to humans. It is widely used as pre-processing in scene text recognition. However, due to the complex degradation in natural scenes, recovering…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Rui Qin , Bin Wang , Yu-Wing Tai

Scene text recognition (STR) is a challenging task that requires large-scale annotated data for training. However, collecting and labeling real text images is expensive and time-consuming, which limits the availability of real data.…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Mingkun Yang , Biao Yang , Minghui Liao , Yingying Zhu , Xiang Bai

State-of-the-art text-based image editing models often struggle to balance background preservation with semantic consistency, frequently resulting either in the synthesis of entirely new images or in outputs that fail to realize the…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Thanh-Nhan Vo , Trong-Thuan Nguyen , Tam V. Nguyen , Minh-Triet Tran

Portrait retouching aims to improve the aesthetic quality of input portrait photos and especially requires human-region priority. The deep learning-based methods largely elevate the retouching efficiency and provide promising retouched…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Huimin Zeng , Jie Huang , Jiacheng Li , Zhiwei Xiong

Recently, scene text detection has received significant attention due to its wide application. However, accurate detection in complex scenes of multiple scales, orientations, and curvature remains a challenge. Numerous detection methods…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Boyuan Zhu , Fagui Liu , Xi Chen , Quan Tang

Scene text retrieval aims to localize and search all text instances from an image gallery, which are the same or similar to a given query text. Such a task is usually realized by matching a query text to the recognized words, outputted by…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Hao Wang , Xiang Bai , Mingkun Yang , Shenggao Zhu , Jing Wang , Wenyu Liu

Recent research has made significant progress in localizing and editing image regions based on text. However, most approaches treat these regions in isolation, relying solely on local cues without accounting for how each part contributes to…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Thuy Phuong Vu , Dinh-Cuong Hoang , Minhhuy Le , Phan Xuan Tan

Scene text detection methods based on neural networks have emerged recently and have shown promising results. Previous methods trained with rigid word-level bounding boxes exhibit limitations in representing the text region in an arbitrary…

计算机视觉与模式识别 · 计算机科学 2019-04-04 Youngmin Baek , Bado Lee , Dongyoon Han , Sangdoo Yun , Hwalsuk Lee

Automated text detection is a difficult computer vision task. In order to accurately detect and identity text in an image or video, two major problems must be addressed. The primary problem is implementing a robust and reliable method for…

计算机视觉与模式识别 · 计算机科学 2017-09-13 Teresa Nicole Brooks

Scene text recognition is a hot research topic in computer vision. Recently, many recognition methods based on the encoder-decoder framework have been proposed, and they can handle scene texts of perspective distortion and curve shape.…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Zhi Qiao , Yu Zhou , Dongbao Yang , Yucan Zhou , Weiping Wang

Text image super-resolution (Text-SR) requires more than visually plausible detail synthesis: slight errors in stroke topology may alter character identity and break readability. Existing methods improve text fidelity with stronger…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Zihang Xu , Xiaoyang Liu , Zheng Chen , Yulun Zhang , Xiaokang Yang

Text detection in natural scene images for content analysis is an interesting task. The research community has seen some great developments for English/Mandarin text detection. However, Urdu text extraction in natural scene images is a task…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Hazrat Ali , Khalid Iqbal , Ghulam Mujtaba , Ahmad Fayyaz , Mohammad Farhad Bulbul , Fazal Wahab Karam , Ali Zahir

Recently large-scale language-image models (e.g., text-guided diffusion models) have considerably improved the image generation capabilities to generate photorealistic images in various domains. Based on this success, current image editing…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Wenkai Dong , Song Xue , Xiaoyue Duan , Shumin Han

Scene Text Recognition (STR), the task of recognizing text against complex image backgrounds, is an active area of research. Current state-of-the-art (SOTA) methods still struggle to recognize text written in arbitrary shapes. In this…

计算机视觉与模式识别 · 计算机科学 2020-03-26 Ron Litman , Oron Anschel , Shahar Tsiper , Roee Litman , Shai Mazor , R. Manmatha

In the digital age of today, the internet has become an indispensable platform for people's lives, work, and information exchange. However, the problem of violent text proliferation in the network environment has arisen, which has brought…

计算与语言 · 计算机科学 2024-12-24 Yongsheng Yang , Xiaoying Wang

Sketch semantic segmentation is a well-explored and pivotal problem in computer vision involving the assignment of pre-defined part labels to individual strokes. This paper presents ContextSeg - a simple yet highly effective approach to…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Jiawei Wang , Changjian Li

Diffusion models have gained attention for image editing yielding impressive results in text-to-image tasks. On the downside, one might notice that generated images of stable diffusion models suffer from deteriorated details. This pitfall…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Joshua Santoso , Christian Simon , Williem